| Relationships | Role | Relationship Start | Relationship End |
| Comban Shares, Inc. | Parent | 1/6/1983 | 9/19/1996 |
| Acquisitions & Mergers | Role | Assets | Acct Method | Type | Transaction Date |
| First Fidelity Bank, National Association | Buyer | 1,502,665 | Acquisition | Discontinued | 9/20/1996 |
| Security Bank Of Midwest City | Seller | 35,637 | Discontinued | 6/1/1988 |